| What it does | Free in-browser viewer for scientific and ML data files
| Install iOS builds on any iPhone with one link
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Not given
| Freemium
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| Pricing | Free
| Free: $0 forever (1 app, 2 stored builds per app, builds up to 200 MB). Solo: $12/month (5 apps, 10 stored builds per app, builds up to 1 GB, or $120/year with two months free). Pro: $29/month (20 apps, 30 stored builds per app, builds up to 2 GB, or $290/year with two months free).
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| Key features | - Browse HDF5 groups, datasets and attributes
- Read Parquet schemas, row groups and column statistics
- Open Zarr v2 and v3 stores from a folder or a zip
- Inspect Apache Arrow and Feather files
- View CSV, TSV and Excel spreadsheets
- Load NumPy .npy and .npz arrays
- List safetensors tensors and step through TFRecord records
- Slice N-dimensional arrays and render heatmaps
- Parse every file locally, with no upload
- Work offline after page loads
| - UDIDs collect automatically via one-time profile approval in Safari
- Cloud signing with no Mac or Xcode required
- Approval controls before testers can install
- PIN, expiry date and auto-approve options for share links
- Real certificate profiles showing Verified status in iOS
- Displays your current iPhone registration count against Apple's 100-device limit
- Encrypted Apple key stored at rest and deleted after each signing job
- One permanent share link per app that works for all new testers
- Builds up to 1 GB on Solo and 2 GB on Pro plans
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| What makes it different | - All data processing happens in your browser with no server uploads
- Opens very large files by reading only the bytes you view
- No installation, account or login required
- Comprehensive articles explaining data format specifications
| - No UDID hunting required; testers approve with one tap in Safari
- One link per app stays live and re-signs automatically for new testers, unlike services that require rebuilding
- Direct iOS installation from Safari with no TestFlight app or Beta App Review delay
- Auto-registers new device UDIDs and re-signs builds instantly in the cloud
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 0 | 0 |
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| Citation Flow (Majestic) | 22 | 0 |
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| Referring domains (Majestic) | 20 | 0 |
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ViewKit
BuildFerry